package com.example.administrator.mysaft;

import android.content.DialogInterface;
import android.content.Intent;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AlertDialog;
import android.view.KeyEvent;
import android.view.View;
import android.support.design.widget.NavigationView;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.MediaController;
import android.widget.VideoView;

import com.example.char04.AppManagerActivity;
import com.example.char05.VirusScan;
import com.example.char06.CacheClearListActivity;

public class MainActivity extends AppCompatActivity
        implements NavigationView.OnNavigationItemSelectedListener {
VideoView video;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);


            video=(VideoView) findViewById(R.id.video);
            String uri="android.resource://"+getPackageName()+"/"+R.raw.video;
            video.setVideoURI(Uri.parse(uri));
            video.requestFocus();
            video.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {

                @Override
                public void onPrepared(MediaPlayer mp) {
                    // TODO Auto-generated method stub
                    mp.setLooping(true);
                }
            });
            video.start();
            MediaController medis=new MediaController(MainActivity.this);
            video.setMediaController(medis);
            medis.setMediaPlayer(video);
            medis.show();





        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        drawer.setDrawerListener(toggle);
        toggle.syncState();

        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);
    }

    @Override
    public void onBackPressed() {
        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        if (drawer.isDrawerOpen(GravityCompat.START)) {
            drawer.closeDrawer(GravityCompat.START);
        } else {
            super.onBackPressed();
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    @SuppressWarnings("StatementWithEmptyBody")
    @Override
    public boolean onNavigationItemSelected(MenuItem item) {
        // Handle navigation view item clicks here.
        int id = item.getItemId();

        if (id == R.id.nav_camera) {
            // Handle the camera action
            Intent intent=new Intent(MainActivity.this,AppManagerActivity.class);
            startActivity(intent);
        } else if (id == R.id.nav_gallery) {
            Intent intent=new Intent(MainActivity.this,VirusScan.class);
            startActivity(intent);
        } else if (id == R.id.nav_slideshow) {
            Intent intent=new Intent(MainActivity.this,CacheClearListActivity.class);
            startActivity(intent);
        } else if (id == R.id.nav_manage) {
            Intent intent=new Intent(MainActivity.this,ProcessmanagerActivity.class);
            startActivity(intent);
        } else if (id == R.id.nav_send) {
            Intent intent=new Intent(MainActivity.this,operatorsetActivity.class);
            startActivity(intent);

        }

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        drawer.closeDrawer(GravityCompat.START);
        return true;
    }
//重载键盘事件
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (event.getKeyCode()==KeyEvent.KEYCODE_BACK){
        AlertDialog.Builder dialog=new AlertDialog.Builder(this);
        dialog.setTitle("提示");
        dialog.setMessage("你确定要退出应用程序吗");
        dialog.setPositiveButton("取消", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
            }
        });
        dialog.setNegativeButton("确认", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                MainActivity.this.finish();
            }
        });
        dialog.show();
    }
    return super.onKeyDown(keyCode, event);
}
}
